Home / 19,715.14-27,206.95-10,762.65

Finding the Fourth Proportional to 19,715.14, 27,206.95 and 10,762.65

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Solution

The fourth proportional to 19,715.14, 27,206.95 and 10,762.65 is: 14,852.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,715.14 : 27,206.95 = 10,762.65 : x
  2. Step 2: Convert to fraction form
    19,715.14/27,206.95 = 10,762.65/x
  3. Step 3: Cross multiply
    19,715.14x = 27,206.95 × 10,762.65
  4. Step 4: Simplify right side
    19,715.14x = 292,818,880.42
  5. Step 5: Solve for x
    x = 292,818,880.42/19,715.14
  6. Step 6: Final answer
    x = 14,852.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.